Luxury Live Auction! Bidding to start from $10,000,000! Buyers do not need to wait for auction date to submit an offer to stop the auction – loan or cash. Introducing the Exquisite Chateau Dumont. A One-of-a-Kind Resort Compound in Rancho Mirage. Experience the ultimate in desert luxury at this resort-like private estate, a true family sanctuary situated on nearly five acres in the heart of Rancho Mirage. Privately gated with a double drive entry and porte-cochere, this grand Mediterranean-style compound spans over 18,000 square feet of pure elegance and sophistication. Enjoy breathtaking mountain, lake, and garden views from every corner of the property. The estate offers 15 bedrooms, 13 bathrooms, plus an office, including a two-bedroom, two-bath detached guest house with full amenities. Inside, a dramatic Great Room welcomes guests with expansive living and entertaining areas, a custom bar, wine tasting room, formal dining lounge with fireplace, home theatre, and a billiard parlor/game room. The chef’s gourmet kitchen with gourmet professional appliances and separate butler’s prep kitchen make hosting effortless. Additional features include a gym, elevator, and garage space for up to five vehicles. The primary retreat features a sitting area with fireplace, built-in office, wet bar, and large walk-in closet with organization and ample storage, with French doors leading to covered lanai with misting system. The spa-inspired primary bath features a domed skylight for natural light, indoor garden, double enclosed shower, two water closets, and is complete with private sauna and a stunning roman rotunda spa. Designed for large-scale entertaining, the Great Room can also be repurposed as a Grand Ballroom for large events. The Great Room opens through multiple French doors to a Grand Terrace with central fountain, overlooking the resort-style pool, spa, and cascading waterfalls. Outdoor living includes a full kitchen and BBQ area, covered dining terrace with fireplace. The back lake, view pavilion, and championship tennis, pickleball, and basketball courts and panoramic VIEWS complete this rare offering. Equipped with a natural-gas microturbine that generates on-site electricity, a private water well to irrigate landscaping and refill the 3 onsite lakes, state-of-the-art security, and full smart home automation, this estate offers both luxury and sustainability. With its expansive grounds and premier desert location, this truly singular estate – unmatched anywhere in the world – could also serve as a remarkable backdrop for charitable events, fundraisers, galas, and other special gatherings. Proof of income required for all private showings.
Property Details
Price:
$10,000,000
MLS #:
25617861PS
Status:
Active
Beds:
15
Baths:
13
Type:
Single Family
Subtype:
Single Family Residence
Neighborhood:
321
Listed Date:
Nov 22, 2025
Finished Sq Ft:
18,029
Total Sq Ft:
18,029
Lot Size:
209,524 sqft / 4.81 acres (approx)
Year Built:
2007
See this Listing
Schools
Interior
Appliances
DW, MW, RF, GS, BBQ, CO, OV, RA, VEF
Bathrooms
7 Full Bathrooms, 4 Three Quarter Bathrooms, 2 Half Bathrooms
Cooling
CA
Flooring
TILE, CARP
Heating
FA, GAS, CF, COM
Laundry Features
IR, DINC, WINC
Exterior
Architectural Style
MED
Construction Materials
STC, CON
Other Structures
GZ, GH
Parking Spots
10
Roof
CMP, CON, TLE
Security Features
SD, AG, COD, CRD, GC
Financial
Map
Community
- Address1 Saint Petersburg CT Rancho Mirage CA
- SubdivisionNot in a Development
- CityRancho Mirage
- CountyRiverside
- Zip Code92270
Subdivisions in Rancho Mirage
- Big Sioux 32103
- Casas de Seville
- Del Webb RM
- Desert Ranch Estates 32124
- Escala
- La Residence
- La Terraza Monterey Estates
- La Terraza Vintage Estates
- La Terraza Vintage Estates 32136
- Lake Mirage Racquet Club 32138
- Lake Mirage Racquetball Club
- Magnesia Falls Cove
- Mira Vista
- Mira Vista 32145
- Mirada Estates
- Mirada Estates 32143
- Mission Hills Country Club
- Mission Hills Country Club 32148
- Mission Hills East
- Mission Hills East/Deane Homes 32149
- Mission Hills/Lake Front
- Mission Hills/Lake Front 32150
- Mission Hills/Oakmont Estates
- Mission Hills/Oakmont Estates 32153
- Mission Hills/Westgate 32155
- Mission Ranch
- Morningside Country
- Mountain View Villas
- Mountain View Villas 32161
- Palm Court
- Presidential Estates
- Rancho Estates
- Rancho Las Palmas C.
- Rancho Las Palmas C.C.
- Rancho Mirage C.C.
- Rancho Mirage C.C. 32169
- Rancho Mirage Rc
- Rancho Mirage Resort
- Rancho Mirage Resort 32172
- RM Mobile Home Es
- Santo Tomas
- Santo Tomas 32178
- Serrano
- St. Augustine
- Sterling Ridge
- Sunrise C.C.
- Sunrise C.C. 32185
- Sunrise Country Club
- Tamarisk Heights
- Tamarisk Rancho 32189
- Tamarisk Ridge
- Tamarisk West
- The Estates At RM
- The Springs C.C.
- The Springs C.C. 32198
- Thunderbird C.C. 32199
- Thunderbird Heights
- Thunderbird Heights 32201
- Thunderbird Terrace
- Thunderbird Villas
- Tuscany
- Victoria Falls
- Villaggio On Sinatra
- Wilshire Palms
Market Summary
Current real estate data for Single Family in Rancho Mirage as of Nov 26, 2025
123
Single Family Listed
71
Avg DOM
568
Avg $ / SqFt
$2,104,370
Avg List Price
Property Summary
- Located in the Not in a Development subdivision, 1 Saint Petersburg CT Rancho Mirage CA is a Single Family for sale in Rancho Mirage, CA, 92270. It is listed for $10,000,000 and features 15 beds, 13 baths, and has approximately 18,029 square feet of living space, and was originally constructed in 2007. The current price per square foot is $555. The average price per square foot for Single Family listings in Rancho Mirage is $568. The average listing price for Single Family in Rancho Mirage is $2,104,370.
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1 Saint Petersburg CT
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